OpenTechnical

OT-2026-000097992

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000097992) never changes.

Identity and time

Publication numberOT-2026-000097992 · never reused
Internal UUID01a0aea1-92f7-7950-af0f-272940cb8c7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097992
StatusPUBLIC

Content hashes

Canonical text43f0e95fbb269f26c9eb10e0bbb3abbc7dd8a93c304bbe2c4d2ca8be59ec28ac
Markdownf19fdef687351792b8a5ec319aae04819f178728dc22b3b07c15dd26eb205924
PDF
Publication page4dcf601bb6a447b43d1d6605bd491c48f0d5f1acbe574168dfb400b2b0cd1cfb
Manifest6681fde2369a8025d5e95e59908973656788913ecc6361ffe38c5c1d104859f2

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureCH3liIjoRIpoXnsf4k339tuAU/iEtqn64xroesNzKaBssG5H5G3+nfs11yCcAqtooH7MjcmCbGD0wxXIc61SBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:08.755694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097992
observed 4dcf601bb6a447b43d1d6605bd491c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.735149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097992/manifest.json
observed 6681fde2369a8025d5e95e5990897365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.715346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097992/publication.md
observed f19fdef687351792b8a5ec319aae0481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.688582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097992/publication.txt
observed 43f0e95fbb269f26c9eb10e0bbb3abbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.